<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        * {
            margin: 0px;
            padding: 0px;
        }

        body,
        html {
            min-width: 1920px;
            min-height: 1080px;
            width: 100%;
            height: 100%;
        }

        #app {
            position: relative;
        }

        .amount {
            color: gold;
            font-size: 85px;
            display: flex;
            justify-content: center;
        }

        .list-enter-active,
        .list-leave-active {
            transition: transform 1s ease, opacity 1s ease;
        }

        .list-enter-from {
            opacity: 0;
            transform: translateY(50%);
        }

        .list-leave-to {
            opacity: 0;
            transform: translateY(-50%);
        }
    </style>

    <title>Document</title>
</head>

<body id="app">
    <div class="amount">
        <div style="display: flex;">
            <span>￥</span>
            <transition-group name="list" tag="p" style="position: relative;">
                <div style="display: inline-block;position: absolute;" v-for="(item , index) in todayAmountComputed"
                    :style="{
                    left:  index * 53 + 'px',
                    'transition-delay': 0.1 * index + 's'
    }" :key="item + index">
                    {{item}}</div>
            </transition-group>
        </div>
    </div>
</body>

<script src="https://unpkg.com/vue@next" defer></script>

<script>
    document.addEventListener('DOMContentLoaded', () => {
      Vue.createApp({
        data() {
          return {
            todayAmount: '0',
            platformSales1: 4090013,
          };
        },
        computed: {
          todayAmountComputed() {
            return this.todayAmount.split('');
          },
        },
        mounted() {
          setInterval(() => {
            if (this.todayAmount === '0') {
              this.todayAmount = '1000';
            }
            this.todayAmount = `${Math.floor(Math.random() * 10000)}`;
          }, 2000);
        },
      }).mount('#app');
    });
</script>

</html>